Engineering-first for decentralized data, identity & security
We design, build, and commission ideas into reality
Product development company with 11+ years of experience building tools for tokenizing assets, compute and data
Who we are
Highly tailored engineering for decentralized compute, data and security.
With 11 years of delivery, Chainzano s.r.o. designs and operates ExtraChain, Argentum AI, RaccoonLine, and NexPort, building future of network infrastructures.
Years in operation
Core technologies
Skilled Experts
Users joined
REASON TO CHOOSE US
We provide truly prominent Compute & Blockchain solutions.
Verifiable Compute & Benchmarking
Argentum AI couples marketplace economics with AI-driven benchmarking and attested execution for trustable GPU workloads.
Provable Data & Storage
ExtraChain’s historical chains and ExDFS enable immutable records, proofs-of-existence, and geofenced storage.
Security & Access by Design
RaccoonLine zero-trust networking and NexPort decentralized identity reduce centralized attack surfaces and ease compliance.
Engineering for decentralized compute, data, identity & secure networking
11
Years ofexperience
We build and operate Argentum AI (verifiable GPU compute), ExtraChain (data & ExDFS), RaccoonLine (dVPN + storage), and NexPort (identity) for regulated and enterprise environments.
We’re Delivering the best customer Experience
Engineering‑first company with 11+ years of experience building tools for tokenizing assets, compute and data.